Organizations must apply different methods of recruitment for a necessary number of candidates, and, secondly, the employer must elaborate special methods of detecting competent persons and criteria of their pre-employment testing. Such pre-employment testing includes two parts: verifying professional competences for which the person is employed with the exposing of comprehensible criteria and certainly determined requirements for successful employment; verifying the score moral integrity, when the selected job demands a certain level of trust, honesty and mental sanity.